Electronic Devices - Op-Amp Applications - Discussion

Discussion Forum : Op-Amp Applications - General Questions (Q.No. 1)
1.
Calculate the output voltage for this circuit when V1 = 2.5 V and V2 = 2.25 V.

–5.25 V
2.5 V
2.25 V
5.25 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
22 comments Page 3 of 3.

Bipin S said:   1 decade ago
Vo= (1+(2Rfa/R1a))*(Rfb/R1b)(V2-V1)

= (1+(2*5k/500))*(5k/5K)*(2.5-2.25)

= (1+20)*1*0.25)

= 21*0.25

= 5.25

Chandan natkar said:   1 decade ago
Vo=(1+(Rf/R1)(Rf2/R2)[V1-V2]


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